WPDM_GETMIXERVAL (Windows Embedded CE 6.0)
1/6/2010
This message is passed to the PDD_WaveProc function to instruct the audio PDD to query one of the current mixer settings.
- apidir
Not used.
dwParam1
A DWORD value containing flags that describe which mixer values to retrieve. The following table shows the flags that can be used in this parameter.Flag Description WPDMX_LINE_MASTER
Identifies the mixer's line out.
WPDMX_LINE_IN
Identifies the mixer's line in
WPDMX_LINE_MIC
Identifies the mixer's microphone line.
WPDMX_LINE_INPUT
Identifies the mixer's input line.
WPDMX_CTL_VOL
Identifies a volume control setting.
WPDMX_CTL_MUTE
Identifies the mute setting.
WPDMX_CTL_MUX
Identifies a multiplexer control setting.
WPDMX_MASTER_VOL
(WPDMX_LINE_MASTER | WPDMX_CTL_VOL)
WPDMX_MASTER_MUTE
(WPDMX_LINE_MASTER | WPDMX_CTL_MUTE)
WPDMX_LINEIN_VOL
(WPDMX_LINE_IN | WPDMX_CTL_VOL)
WPDMX_LINEIN_MUTE
(WPDMX_LINE_IN | WPDMX_CTL_MUTE)
WPDMX_MIC_VOL
(WPDMX_LINE_MIC | WPDMX_CTL_VOL)
WPDMX_MIC_MUTE
(WPDMX_LINE_MIC | WPDMX_CTL_MUTE)
WPDMX_INPUT_MUX
(WPDMX_LINE_INPUT | WPDMX_CTL_MUX)
- dwParam2
A pointer to a DWORD location to receive the requested mixer value.
Remarks
This message is sent in response to calls to mixerGetControlDetails.
Requirements
| Header | waveddsi.h |
| Windows Embedded CE | Windows CE 5.0 and later |
See Also
Reference
WPDM Messages
PDD_WaveProc
WPDM_SETMIXERVAL